There are some duplicates inside the admin1CodesASCII.txt:
Code:
grep -E '(Minsk|Vientiane|Daugavpils|Ash Sharqiyah|Al Batinah|Lima)' admin1CodesASCII.txt
BY.05 Minsk Minsk 625142
BY.04 Minsk Minsk 625143
LA.27 Vientiane Vientiane 1652238
LA.24 Vientiane Vientiane 1904618
LV.07 Daugavpils Daugavpils 460410
LV.06 Daugavpils Daugavpils 460414
OM.04 Ash Sharqīyah Ash Sharqiyah 411738
OM.12 Ash Sharqiyah Ash Sharqiyah 8394433
OM.02 Al Bāţinah Al Batinah 411736
OM.11 Al Batinah Al Batinah 8394434
PE.LMA Lima Lima 3936451
PE.15 Lima Lima 3936452